Original Printing colours: Black High (XL) Yield Laser printing 1 pc(s) Corporate CartridgesDriven by our commitment to corporate social responsibility and guided by the principles of zero waste and the circular economy, Lexmarks A4 CS/CX and MS/MX Corporate Cartridges further advance the sustainability innovations delivered by the Unison toner print system. The Corporate cartridges are manufactured in the EU. This ensures consistent product availability, minimises supply chain environmental impact and maintains production within the local economy.Lexmark Cartridge Collection ProgrammeGoing green has never been easier. Recycle all your used Lexmark supplies by letting us take care of the details. Its simple, smart and always free.UnisonTonerEssential to Lexmark print system performance, UnisonToner's unique formulation consistently delivers outstanding image quality, ensures long-life print system reliability and promotes superior sustainability -- all in an innovative shake-free